these 4 derivations will be built: /nix/store/055vfldj164jsb337qn4nyl1bf1az1am-iets-0.2.0.drv /nix/store/g9kg9j11iqn4czwf59cmfsa8v63l495j-iets-fuzz-diff-0.0.0.drv /nix/store/hgy4frlii4hkxnnz5k1xfypns1qsvvai-iets-conformance-adapter.drv /nix/store/s4yja1647xqm0dyccb4j0s76lxf2c5xm-nix-conformance-iets.drv building '/nix/store/g9kg9j11iqn4czwf59cmfsa8v63l495j-iets-fuzz-diff-0.0.0.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token' building '/nix/store/055vfldj164jsb337qn4nyl1bf1az1am-iets-0.2.0.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token' building '/nix/store/g9kg9j11iqn4czwf59cmfsa8v63l495j-iets-fuzz-diff-0.0.0.drv' on farm.numtide.com:50051 iets-fuzz-diff-0.0.0> elastic-arm-2c14001d: building g9kg9j11iqn4czwf59cmfsa8v63l495j-iets-fuzz-diff-0.0.0.drv iets-fuzz-diff-0.0.0> Running phase: unpackPhase iets-fuzz-diff-0.0.0> unpacking source archive /nix/store/gs9rxayf8g2r2d6ncc6v5ybq40xhp0vf-source iets-fuzz-diff-0.0.0> source root is source iets-fuzz-diff-0.0.0> Running phase: patchPhase iets-fuzz-diff-0.0.0> moving Cargo.lock to Cargo.lock.orig, then will use /nix/store/zkric8qbiihkj5gdnvwmyv21kkrmaa1i-Cargo.lock as Cargo.lock iets-fuzz-diff-0.0.0> Executing configureCargoCommonVars iets-fuzz-diff-0.0.0> decompressing cargo artifacts from /nix/store/935afnkx08ax7744p6y9g54q1cmcm01b-iets-fuzz-diff-deps-0.0.0/target.tar.zst to target building '/nix/store/055vfldj164jsb337qn4nyl1bf1az1am-iets-0.2.0.drv' on farm.numtide.com:50051 iets-0.2.0> elastic-arm-2c1b7f04: building 055vfldj164jsb337qn4nyl1bf1az1am-iets-0.2.0.drv iets-fuzz-diff-0.0.0> Running phase: updateAutotoolsGnuConfigScriptsPhase iets-fuzz-diff-0.0.0> Running phase: configurePhase iets-fuzz-diff-0.0.0> will append /build/source/fuzz/.cargo-home/config.toml with contents of /nix/store/y0wia5g6gn5i7k6m1b46d2hmd91c28ib-vendor-cargo-deps/config.toml iets-fuzz-diff-0.0.0> default configurePhase, nothing to do iets-fuzz-diff-0.0.0> Running phase: buildPhase iets-fuzz-diff-0.0.0> +++ command cargo --version iets-fuzz-diff-0.0.0> cargo 1.99.0 (5f94df478 2026-08-27) iets-fuzz-diff-0.0.0> +++ command cargo build --release --message-format json-render-diagnostics --locked --bin fuzz-diff --bin conformance-adapter iets-0.2.0> Running phase: unpackPhase iets-0.2.0> unpacking source archive /nix/store/j0b8ka9f82ndbm7xrfvwj2z7rkj6n5wr-source iets-0.2.0> source root is source iets-0.2.0> Running phase: patchPhase iets-0.2.0> Executing configureCargoCommonVars iets-0.2.0> decompressing cargo artifacts from /nix/store/ls4fnqk00d827azkk3l1rjqlb7z9dwmk-iets-deps-0.2.0/target.tar.zst to target iets-fuzz-diff-0.0.0> Compiling iets v0.2.0 (/build/source) iets-0.2.0> Running phase: updateAutotoolsGnuConfigScriptsPhase iets-0.2.0> Running phase: configurePhase iets-0.2.0> will append /build/source/.cargo-home/config.toml with contents of /nix/store/brpmlkx0zbv07cyfh9vrsd6l2l38asbi-vendor-cargo-deps/config.toml iets-0.2.0> default configurePhase, nothing to do iets-0.2.0> Running phase: buildPhase iets-0.2.0> +++ command cargo --version iets-0.2.0> cargo 1.99.0 (5f94df478 2026-08-27) iets-0.2.0> +++ command cargo build --release --message-format json-render-diagnostics --locked iets-0.2.0> Compiling iets v0.2.0 (/build/source)